Coolibar UPF 50+ Women's Short Sleeve Hightide Swim Shirt - Sun Protective 100% Polyester Pull On closure UPF 50+ - protects against 98% of UVA and UVB rays Aqua SUNTECT&reg;: Chlorine and saltwater resistant with shape-preserving four-way stretch Gripper elastic on back hem, flat lock seams to prevent chaffing; 26 inch body length (size medium) Cold rinse after use, Easy care: machine wash warm, line dry; Imported Recommended for swimming and water sports like snorkeling, surfing and waterskiing